for i in /sys/class/scsi_host/*; do echo “- - -“ > $i/scan; done

    pvcreate /dev/sdb
    vgcreate datavg /dev/sdb
    lvcreate -n datalv -l 100%free datavg
    mkfs.ext4 /dev/mapper/datavg-datalv
    mkdir -p /data

    /dev/datavg/datalv /data ext4 defaults 0 0

    mount -a
    df -Th